CN111448833A - 上行传输定时提前量的获取方法、装置以及通信系统 - Google Patents

上行传输定时提前量的获取方法、装置以及通信系统 Download PDF

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CN111448833A
CN111448833A CN201880079376.2A CN201880079376A CN111448833A CN 111448833 A CN111448833 A CN 111448833A CN 201880079376 A CN201880079376 A CN 201880079376A CN 111448833 A CN111448833 A CN 111448833A
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timing advance
command
scs
terminal device
calculating
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CN111448833B (zh
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蒋琴艳
张磊
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Fujitsu Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0005—Synchronisation arrangements synchronizing of arrival of multiple uplinks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
    • H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

一种上行传输定时提前量的获取方法、装置以及通信系统，其中，所述方法包括：网络设备获得定时提前命令值(TA)，所述TA与终端设备用于计算定时提前量(TTA)的第一参考子载波带宽(SCS)相关；所述网络设备发送定时提前命令(TA command)，所述定时提前命令包含所述定时提前命令值。由此，可以帮助终端设备得到准确的上行传输定时提前量。

Description

PCT国内申请，说明书已公开。

Claims (17)

  1. PCT国内申请，权利要求书已公开。
CN201880079376.2A 2018-01-10 2018-01-10 上行传输定时提前量的获取方法、装置以及通信系统 Active CN111448833B (zh)

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US11368932B2 (en) 2022-06-21
KR20200090904A (ko) 2020-07-29
JP2022097677A (ja) 2022-06-30
JP7074195B2 (ja) 2022-05-24
US20220286990A1 (en) 2022-09-08
EP3739974A1 (en) 2020-11-18
CN114845378B (zh) 2023-11-24
JP2021510249A (ja) 2021-04-15
CN114845378A (zh) 2022-08-02
US20200337011A1 (en) 2020-10-22
EP3739974A4 (en) 2021-01-06
KR102401861B1 (ko) 2022-05-25
JP7409429B2 (ja) 2024-01-09
US11800477B2 (en) 2023-10-24
WO2019136649A1 (zh) 2019-07-18
CN111448833B (zh) 2022-06-14

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